51278864

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{859}}^1$

素因数の和:928

約数の個数: 80

約数和(自身を含む): 125408640

約数和(自身を除く): 74129776

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 41, 52, 56, 82, 91, 104, 112, 164, 182, 208, 287, 328, 364, 533, 574, 656, 728, 859, 1066, 1148, 1456, 1718, 2132, 2296, 3436, 3731, 4264, 4592, 6013, 6872, 7462, 8528, 11167, 12026, 13744, 14924, 22334, 24052, 29848, 35219, 44668, 48104, 59696, 70438, 78169, 89336, 96208, 140876, 156338, 178672, 246533, 281752, 312676, 457847, 493066, 563504, 625352, 915694, 986132, 1250704, 1831388, 1972264, 3204929, 3662776, 3944528, 6409858, 7325552, 12819716, 25639432, 51278864]

約数ペア:

[(1, 51278864), (2, 25639432), (4, 12819716), (7, 7325552), (8, 6409858), (13, 3944528), (14, 3662776), (16, 3204929), (26, 1972264), (28, 1831388), (41, 1250704), (52, 986132), (56, 915694), (82, 625352), (91, 563504), (104, 493066), (112, 457847), (164, 312676), (182, 281752), (208, 246533), (287, 178672), (328, 156338), (364, 140876), (533, 96208), (574, 89336), (656, 78169), (728, 70438), (859, 59696), (1066, 48104), (1148, 44668), (1456, 35219), (1718, 29848), (2132, 24052), (2296, 22334), (3436, 14924), (3731, 13744), (4264, 12026), (4592, 11167), (6013, 8528), (6872, 7462)]